@media screen and (max-width: 319px) {
  html {
    font-size: 10px;
  }
}
@media screen and (min-width: 320px) {
  html {
    font-size: 16px;
  }
}
@media screen and (min-width: 380px) {
  html {
    font-size: 19px;
  }
}
@media screen and (min-width: 440px) {
  html {
    font-size: 22px;
  }
}
@media screen and (min-width: 500px) {
  html {
    font-size: 25px;
  }
}
@media screen and (min-width: 560px) {
  html {
    font-size: 28px;
  }
}
@media screen and (min-width: 620px) {
  html {
    font-size: 31px;
  }
}
@media screen and (min-width: 680px) {
  html {
    font-size: 34px;
  }
}
@media screen and (min-width: 740px) {
  html {
    font-size: 37px;
  }
}
@media screen and (min-width: 800px) {
  html {
    font-size: 40px;
  }
}
@media screen and (min-width: 860px) {
  html {
    font-size: 43px;
  }
}
